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Dogcows Code - chaz/tint2/blob - src/clock/clock.c
1 /**************************************************************************
5 * Copyright (C) 2008 thierry lorthiois (lorthiois@bbsoft.fr)
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License version 2
9 * as published by the Free Software Foundation.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 **************************************************************************/
23 #include <cairo-xlib.h>
24 #include <pango/pangocairo.h>
39 char *time1_timezone
=0;
41 char *time2_timezone
=0;
42 char *time_tooltip_format
=0;
43 char *time_tooltip_timezone
=0;
44 char *clock_lclick_command
=0;
45 char *clock_rclick_command
=0;
46 struct timeval time_clock
;
47 PangoFontDescription
*time1_font_desc
=0;
48 PangoFontDescription
*time2_font_desc
=0;
49 static char buf_time
[40];
50 static char buf_date
[40];
51 static char buf_tooltip
[40];
53 static timeout
* clock_timeout
=0;
56 void update_clocks_sec(void* arg
)
58 gettimeofday(&time_clock
, 0);
61 for (i
=0 ; i
< nb_panel
; i
++)
62 panel1
[i
].clock
.area
.resize
= 1;
67 void update_clocks_min(void* arg
)
69 gettimeofday(&time_clock
, 0);
70 if (time_clock
.tv_sec
% 60 == 0) {
73 for (i
=0 ; i
< nb_panel
; i
++)
74 panel1
[i
].clock
.area
.resize
= 1;
80 struct tm
* clock_gettime_for_tz(const char* timezone
) {
82 const char* old_tz
= getenv("TZ");
83 setenv("TZ", timezone
, 1);
84 struct tm
* result
= localtime(&time_clock
.tv_sec
);
85 if (old_tz
) setenv("TZ", old_tz
, 1);
89 else return localtime(&time_clock
.tv_sec
);
92 const char* clock_get_tooltip(void* obj
)
94 strftime(buf_tooltip
, sizeof(buf_tooltip
), time_tooltip_format
, clock_gettime_for_tz(time_tooltip_timezone
));
101 if(time1_format
&& clock_timeout
==0) {
102 if (strchr(time1_format
, 'S') || strchr(time1_format
, 'T') || strchr(time1_format
, 'r'))
103 clock_timeout
= add_timeout(10, 1000, update_clocks_sec
, 0);
105 clock_timeout
= add_timeout(10, 1000, update_clocks_min
, 0);
110 void init_clock_panel(void *p
)
112 Panel
*panel
=(Panel
*)p
;
113 Clock
*clock
= &panel
->clock
;
114 int time_height
, time_height_ink
, date_height
, date_height_ink
;
116 clock
->area
.parent
= p
;
117 clock
->area
.panel
= p
;
118 clock
->area
._draw_foreground
= draw_clock
;
119 clock
->area
._resize
= resize_clock
;
120 clock
->area
.resize
= 1;
121 clock
->area
.redraw
= 1;
122 clock
->area
.on_screen
= 1;
124 strftime(buf_time
, sizeof(buf_time
), time1_format
, clock_gettime_for_tz(time1_timezone
));
125 get_text_size(time1_font_desc
, &time_height_ink
, &time_height
, panel
->area
.height
, buf_time
, strlen(buf_time
));
127 strftime(buf_date
, sizeof(buf_date
), time2_format
, clock_gettime_for_tz(time2_timezone
));
128 get_text_size(time2_font_desc
, &date_height_ink
, &date_height
, panel
->area
.height
, buf_date
, strlen(buf_date
));
131 if (panel_horizontal
) {
132 // panel horizonal => fixed height and posy
133 clock
->area
.posy
= panel
->area
.bg
->border
.width
+ panel
->area
.paddingy
;
134 clock
->area
.height
= panel
->area
.height
- (2 * clock
->area
.posy
);
137 // panel vertical => fixed width, height, posy and posx
138 clock
->area
.posy
= panel
->area
.bg
->border
.width
+ panel
->area
.paddingxlr
;
139 clock
->area
.height
= (2 * clock
->area
.paddingxlr
) + (time_height
+ date_height
);
140 clock
->area
.posx
= panel
->area
.bg
->border
.width
+ panel
->area
.paddingy
;
141 clock
->area
.width
= panel
->area
.width
- (2 * panel
->area
.bg
->border
.width
) - (2 * panel
->area
.paddingy
);
144 clock
->time1_posy
= (clock
->area
.height
- time_height
) / 2;
146 strftime(buf_date
, sizeof(buf_date
), time2_format
, clock_gettime_for_tz(time2_timezone
));
147 get_text_size(time2_font_desc
, &date_height_ink
, &date_height
, panel
->area
.height
, buf_date
, strlen(buf_date
));
149 clock
->time1_posy
-= ((date_height_ink
+ 2) / 2);
150 clock
->time2_posy
= clock
->time1_posy
+ time_height
+ 2 - (time_height
- time_height_ink
)/2 - (date_height
- date_height_ink
)/2;
153 if (time_tooltip_format
) {
154 clock
->area
._get_tooltip_text
= clock_get_tooltip
;
155 strftime(buf_tooltip
, sizeof(buf_tooltip
), time_tooltip_format
, clock_gettime_for_tz(time_tooltip_timezone
));
164 pango_font_description_free(time1_font_desc
);
166 pango_font_description_free(time2_font_desc
);
167 g_free(time1_format
);
168 g_free(time2_format
);
169 g_free(time_tooltip_format
);
170 g_free(time1_timezone
);
171 g_free(time2_timezone
);
172 g_free(time_tooltip_timezone
);
173 g_free(clock_lclick_command
);
174 g_free(clock_rclick_command
);
175 time1_font_desc
= time2_font_desc
= 0;
176 time1_format
= time2_format
= time_tooltip_format
= 0;
177 time1_timezone
= time2_timezone
= time_tooltip_timezone
= 0;
178 clock_lclick_command
= clock_rclick_command
= 0;
182 void draw_clock (void *obj
, cairo_t
*c
)
187 layout
= pango_cairo_create_layout (c
);
190 pango_layout_set_font_description (layout
, time1_font_desc
);
191 pango_layout_set_width (layout
, clock
->area
.width
* PANGO_SCALE
);
192 pango_layout_set_alignment (layout
, PANGO_ALIGN_CENTER
);
193 pango_layout_set_text (layout
, buf_time
, strlen(buf_time
));
195 cairo_set_source_rgba (c
, clock
->font
.color
[0], clock
->font
.color
[1], clock
->font
.color
[2], clock
->font
.alpha
);
197 pango_cairo_update_layout (c
, layout
);
198 cairo_move_to (c
, 0, clock
->time1_posy
);
199 pango_cairo_show_layout (c
, layout
);
202 pango_layout_set_font_description (layout
, time2_font_desc
);
203 pango_layout_set_indent(layout
, 0);
204 pango_layout_set_text (layout
, buf_date
, strlen(buf_date
));
205 pango_layout_set_width (layout
, clock
->area
.width
* PANGO_SCALE
);
207 pango_cairo_update_layout (c
, layout
);
208 cairo_move_to (c
, 0, clock
->time2_posy
);
209 pango_cairo_show_layout (c
, layout
);
212 g_object_unref (layout
);
216 void resize_clock (void *obj
)
220 int time_width
, date_width
, new_width
;
222 clock
->area
.redraw
= 1;
223 time_width
= date_width
= 0;
224 strftime(buf_time
, sizeof(buf_time
), time1_format
, clock_gettime_for_tz(time1_timezone
));
226 strftime(buf_date
, sizeof(buf_date
), time2_format
, clock_gettime_for_tz(time2_timezone
));
228 // vertical panel doen't adjust width
229 if (!panel_horizontal
) return;
231 //printf(" resize_clock\n");
235 pmap
= XCreatePixmap (server
.dsp
, server
.root_win
, clock
->area
.width
, clock
->area
.height
, server
.depth
);
237 cs
= cairo_xlib_surface_create (server
.dsp
, pmap
, server
.visual
, clock
->area
.width
, clock
->area
.height
);
238 c
= cairo_create (cs
);
239 layout
= pango_cairo_create_layout (c
);
242 pango_layout_set_font_description (layout
, time1_font_desc
);
243 pango_layout_set_indent(layout
, 0);
244 pango_layout_set_text (layout
, buf_time
, strlen(buf_time
));
245 pango_layout_get_pixel_size (layout
, &time_width
, NULL
);
247 pango_layout_set_font_description (layout
, time2_font_desc
);
248 pango_layout_set_indent(layout
, 0);
249 pango_layout_set_text (layout
, buf_date
, strlen(buf_date
));
250 pango_layout_get_pixel_size (layout
, &date_width
, NULL
);
253 if (time_width
> date_width
) new_width
= time_width
;
254 else new_width
= date_width
;
255 new_width
+= (2*clock
->area
.paddingxlr
) + (2*clock
->area
.bg
->border
.width
);
257 Panel
*panel
= ((Area
*)obj
)->panel
;
258 clock
->area
.posx
= panel
->area
.width
- clock
->area
.width
- panel
->area
.paddingxlr
- panel
->area
.bg
->border
.width
;
260 if (new_width
> clock
->area
.width
|| new_width
< (clock
->area
.width
-6)) {
262 // we try to limit the number of resize
263 // printf("clock_width %d, new_width %d\n", clock->area.width, new_width);
264 clock
->area
.width
= new_width
+ 1;
266 // resize other objects on panel
267 panel
->area
.resize
= 1;
268 #ifdef ENABLE_BATTERY
269 panel
->battery
.area
.resize
= 1;
271 systray
.area
.resize
= 1;
275 g_object_unref (layout
);
277 cairo_surface_destroy (cs
);
278 XFreePixmap (server
.dsp
, pmap
);
282 void clock_action(int button
)
287 command
= clock_lclick_command
;
290 command
= clock_rclick_command
;
297 // change for the fork the signal mask
299 // sigprocmask(SIG_SETMASK, &sigset, 0);
300 // sigprocmask(SIG_UNBLOCK, &sigset, 0);
301 execl("/bin/sh", "/bin/sh", "-c", command
, NULL
);
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